X-Git-Url: https://tinc-vpn.org/git/browse?a=blobdiff_plain;f=src%2Fmingw%2Fcommon.h;h=ff052c982ff40125caf98c6b69d3ab78f4cda3ab;hb=f6e87ab476a0faf8b124ecaaa27f967d825e6457;hp=6e5e75cebf137f7a5950a9c502b131eea275feb7;hpb=ab7c61b06f6c6e991225f2fcc32d02b8e1084aee;p=tinc

diff --git a/src/mingw/common.h b/src/mingw/common.h
index 6e5e75ce..ff052c98 100644
--- a/src/mingw/common.h
+++ b/src/mingw/common.h
@@ -1,3 +1,6 @@
+#ifndef TINC_MINGW_COMMON_H
+#define TINC_MINGW_COMMON_H
+
 /*
  *  TAP-Win32 -- A kernel driver to provide virtual tap device functionality
  *               on Windows.  Originally derived from the CIPE-Win32
@@ -37,7 +40,7 @@
 //=============
 
 #define TAP_CONTROL_CODE(request,method) \
-  CTL_CODE (FILE_DEVICE_UNKNOWN, request, method, FILE_ANY_ACCESS)
+	CTL_CODE (FILE_DEVICE_UNKNOWN, request, method, FILE_ANY_ACCESS)
 
 #define TAP_IOCTL_GET_MAC               TAP_CONTROL_CODE (1, METHOD_BUFFERED)
 #define TAP_IOCTL_GET_VERSION           TAP_CONTROL_CODE (2, METHOD_BUFFERED)
@@ -73,3 +76,5 @@
 //=========================================================
 
 #define TAP_COMPONENT_ID "tap0801"
+
+#endif